1. Noise attenuation of dissipative mufflers;Dyer;Noise Control,1956
2. Sound attenuators;Doelling;ASHRAE Journal,1960
3. Attenuation of sound in lined ducts with and without air flow;Kerka;ASHRAE Journal,1963
4. Attenuation of sound in lined air ducts;King;JASA,1958
5. Untersuchungen an Kammerdämpfern;Kurze;Acustica,1965